| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2017 | Premier Division | 9 | 604 | 0 | 0 | 0 | — |
| 2018 | Premier Division | 31 | 2697 | 3 | 0 | 0.1 | — |
| 2019 | Premier Division | 29 | 2421 | 3 | 0 | 0.11 | — |
| 2020 | Premier Division | 15 | 1350 | 0 | 0 | 0 | — |
| 2021 | USL Championship (United States) | 29 | 2551 | 1 | 0 | 0.04 | 7.07 |
| 2022 | USL Championship (United States) | 29 | 2585 | 2 | 2 | 0.14 | 7.26 |
| 2022/2023 | Premiership | 12 | 1022 | 0 | 0 | 0 | 7.13 |
| 2023/2024 | Premiership | 28 | 2484 | 3 | 2 | 0.18 | 7.18 |
| 2024/2025 | Premiership | 33 | 2784 | 3 | 2 | 0.16 | 7.19 |
| 2025/2026 | League One (England) | 25 | 2063 | 3 | 1 | 0.17 | 7.11 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-29
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Kilmarnock | 10 | 4 | 4 | 2 | 1 | 0 | 4 | 1 |
 Ross County | 9 | 4 | 2 | 3 | 0 | 0 | 2 | 0 |
 Hearts | 8 | 3 | 1 | 4 | 0 | 0 | 2 | 0 |
 St. Johnstone | 8 | 4 | 1 | 3 | 1 | 1 | 0 | 0 |
 Rangers | 7 | 2 | 1 | 4 | 1 | 0 | 3 | 0 |
 Aberdeen | 7 | 1 | 1 | 5 | 0 | 0 | 0 | 0 |
 Dundee | 7 | 3 | 2 | 2 | 2 | 0 | 1 | 0 |
 Celtic | 6 | 0 | 2 | 4 | 0 | 0 | 2 | 0 |
 Hibernian | 6 | 2 | 1 | 3 | 0 | 0 | 1 | 0 |
 St. Mirren | 6 | 3 | 2 | 1 | 0 | 0 | 1 | 1 |
 Dundee United | 5 | 3 | 0 | 2 | 0 | 1 | 1 | 0 |
 Livingston | 4 | 3 | 0 | 1 | 1 | 0 | 2 | 0 |
 Wigan Athletic | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
 Plymouth Argyle | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 |
 Exeter City | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Northampton Town | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 |
 Bolton Wanderers | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Reading | 2 | 0 | 1 | 1 | 1 | 0 | 0 | 0 |
 Barnsley | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
 Burton Albion | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
The 2025/2026 League One (England) line for D. Casey: 25 appearances (2,063 minutes), 3 goals, 1 assist — 0.17 goal involvements per 90. His average match rating for that season computes to 7.11.
His best-rated season remains 2022 (7.26, USL Championship (United States)); his lowest was 2021 (7.07).
